A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5905-01-271-4566
NSN 5999-01-338-1095
NSN 5915-00-826-8731
NSN 5855-01-416-8245
NSN 6135-00-995-1089
NSN 5930-01-530-9107
NSN 5855-01-410-8979
NSN 6320-01-607-0347
NSN 6150-01-612-3245
NSN 6645-00-242-0480
NSN 5945-00-369-7035
NSN 6240-01-103-9884